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Frostbite and Frostnip - Boston Children's Hospital
Frostbite is damage to the skin from freezing and is due to prolonged exposure to cold temperatures, usually below 32 degrees F. It occurs when ice crystals form in the skin or deeper tissue. The most common sites for frostbite are the fingers, hands, toes, feet, ears, nose, and cheeks. The severity of frostbite depends on several factors, including temperature, length of exposure, wind-chill ...